JPH0459214B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a sectional container used for transporting parts.

[Conventional technology]

Decomposable containers, which are used repeatedly for shipping automotive parts such as transaxles, have heavy top plates or lids to maintain the strength of the entire container when stacked, making packing and unpacking time-consuming. There was a risk of injury due to the lid falling. Since the containers are used repeatedly, the side frames connected by hinges so that they can be stacked cannot be disassembled, making them quite bulky, and if the containers are stacked for return shipping, there is a risk of damage or deformation. Ta. Furthermore, in the case of packages having complex shapes, a structure for holding dunnage is required in the bottom plate.

Conventionally, there is a container disclosed in Japanese Utility Model Application Publication No. 58-94687, for example, as a container that meets the above-mentioned problems. This prior art has the inconvenience that the frame serving as a strength member and the cylindrical cover covering the frame are constructed separately, and the cover must be fixed to the frame with bolts. In addition, although the covers can be disassembled and stacked together, disassembling and assembling the frame is extremely time-consuming, and if you end up returning it assembled, the volume at the time of shipment and the time of return will not change. The disadvantage is that transportation costs are high.

[Problem that the invention seeks to solve]

The purpose of the present invention is to facilitate packing and unpacking operations,
To provide an assembly type container which can be easily folded when the container is returned and which does not cause deformation or damage even when stacked on top of each other.

[Means for solving problems]

In order to achieve the above object, the present invention has a structure in which a wainscot is provided on the periphery of the upper surface of a rectangular bottom frame provided with a skid, and a wainscot that protrudes upward is placed on the bottom frame, and the lower edges of a pair of left and right side plates are placed on the bottom frame. The horizontal pin part parallel to the inner surface of the L-shaped engaging member connected to the inner surface of the side plate via the contact plate is engaged with the horizontal cylinder connected to the inner surface of the waist plate, and the two A notch wider than the height of the side plate is provided, and a connecting plate with an L-shaped cross section provided on the left and right edges of the front and rear pair of end plates is connected with bolts to the front and rear edges of the pair of left and right side plates, and the side plate and It consists of a shallow box-shaped lid that covers the upper edge of the end plate.

[Effect]

When assembling the container, the side plates of the pair of left and right end plates are fixed to the bottom frame with the waist plate via the engaging members, and the left and right side edges of the pair of front and rear end plates are attached to the front and rear edges of the side plates. Connecting plates with an L-shaped cross section are connected with bolts, and the side plates and end plates are covered with shallow box-shaped lids.

When disassembling the container, place the side plates and end plates one on top of the other, and place the side plates and end plates so that the front and rear edges of the side plates and both edges of the end plates protrude outward from the notches in the wainscoting of the bottom frame. Store it in the bottom frame and cover the wainscot with a lid. Therefore, the height is reduced in the disassembled state, and even if a large number of containers are stacked, they will not be damaged, and the loading space for return shipping will be saved.

[Embodiments of the invention]

For ease of understanding, FIG. 1 shows the bottom plate 22a.
FIG. 5 is a perspective view of the container with the container (see FIG. 5) removed. The assembly type container according to the present invention is composed of a bottom frame A, a side frame B, and a lid C. The bottom frame A is constructed by combining a frame plate 21 and a frame plate 20 into a rectangular shape. A plurality of reinforcing plates 22 extending in the front-rear direction are coupled by welding between the plurality of frame plates 21 extending left and right. A reinforcing member 23 made of a plurality of shaped steels having a U-shaped cross section and extending in the left-right direction is coupled to the left and right frame plates 20 and the reinforcing plate 22. Left and right frame board 2
A skid 26 made of wood is coupled to the lower surfaces of the reinforcing plate 22 and a portion of the reinforcing plate 22. Step-shaped notches 27 are provided on the lower side of both ends of the skid 26. Notch 2
Reference numeral 7 is covered with a metal reinforcing plate and serves as a rope hanging part when lifting the container with a crane.

A box-shaped stand 19 is welded to the vertical wall of the frame plate 21 having an inverted T-shaped cross section, that is, the middle part of the wainscot 24, more specifically, on the upper side of the skid 26 and inside the wainscot 24. material 14 is supported. Similarly, a plurality of stands 28 are coupled to the inner surfaces of the waist boards 25 of the left and right frame boards 20, and reinforcing members 4, which will be described later, are supported on the stands 28.

The side frame B has a pair of front and rear end plates 12 made of plywood.
and a pair of left and right side plates 2. End plate 12
A reinforcing member 14, which extends in the vertical direction and whose lower end abuts on the base 19 of the bottom frame A described above, is connected to the inner surface of the frame A by bolts. The lower edge of the end plate 12 is supported on the frame plate 21 and assembled to the outside of the waist plate 24 in close contact.

As shown in FIG. 9, the cross section of the reinforcing material 14 is approximately U.
A flange 14a having a shape with both ends thereof bent in directions away from each other is superimposed on the inner surface of the end plate 12, and is coupled with bolts 30.

As shown in FIG. 1, the lower end of the reinforcing member 14 is located above the lower edge of the end plate 12 and is supported on a stand 19. The upper edge of the end plate 12 has two notches 1 on the left and right.
5, which is used for inserting a pulling rod when opening the lid C, which will be described later. End plate 1
Both side edges of the connecting plate 6 are overlapped with one side of the L-shaped connecting plate 6, and are connected with bolts. Pillars 3 made of shaped steel having the same plate thickness as the side plates 2 and a rectangular cross section are abutted against both side edges of the end plate 12, and are connected to the connecting plate 6 by welding.

A plurality of reinforcing members 4 extending in the vertical direction are connected to the inner surfaces of the pair of left and right side plates 2 by bolts. The reinforcing member is also made of L-shaped steel as in the case of the reinforcing member 14, and is supported on the base 28 of the waist board 25. Side plate 2
The lower edge of is supported on the frame board 20, is brought into close contact with the outside of the waist board 25, and is removably engaged with the waist board 25 by an engaging member 5, which will be described later. The side edge of the side plate 2 is removably connected to the other surface of the connecting plate 6 with bolts.

As shown in FIG. 2, the lid C is constructed into a rectangular frame by combining a frame plate 45 and a frame plate 44 made of L-shaped steel. A top plate 50 made of a plywood board is housed inside the frame, a reinforcing member 42 made of shaped steel having a rectangular cross section is superimposed on the top plate 50, and both ends of the reinforcing member 42 are connected to the frame plate 44 with bolts.

Reinforcement material 4 cut in a direction perpendicular to reinforcement material 42
The reinforcing material 43 similar to 2 is attached to the frame plate 45 and the reinforcing material 42.
, the reinforcing members 42 are assembled between each other, one end of the reinforcing member 43 is connected to the frame plate 45 with a bolt passing through the top plate 50, and a square shape is installed at the intersection of the reinforcing members 42 and 43. The connecting plates 47 are overlapped and connected by welding. The inner surface of the frame plate 45 has a tube 48 at a location corresponding to the notch 15 of the end plate 12 described above.
are joined by welding. A hole 49 arranged coaxially with the tube 48 is provided in the frame plate 45.

As shown in FIG.
The height of the wainscot board 25 is sufficiently higher than the thickness of a pair of end plates 12 and a pair of side plates 2 stacked together.
A wide notch 29 is provided in the central part of the wainscoting board 24, 25. A lid C can be placed over the upper edge of the lid.

FIG. 4 shows the structure of the joint between the frame plate 20 and the reinforcing member 23 to the outer skid 26 in the bottom frame A. A frame plate 20 with an inverted T-shaped cross section is placed on the upper side of the skid 26 made of wood, and the frame plate 20 has an inverted T-shaped cross section and is made by welding a pair of left and right shaped steel with an L-shaped cross section back to back.
A reinforcing material 23 made of steel with a U-shaped cross section is superimposed on the inside of the skid 26, the frame plate 20, and the reinforcing material 23.
means the bolt 3 inserted from the bottom of the skid 26.
2 is connected by tightening the nut.

As shown in FIG. 6, a joist 23a made of wood and having a rectangular cross section is fitted inside the reinforcing member 23 and connected with bolts 31. As shown in FIG. Joist 23a is bottom frame A
It is used for driving nails to secure parts to be housed in the container together with dunnage (not shown) placed on the container.

As shown in FIG. 5, the frame plate 21 is also constructed by welding a pair of left and right L-shaped shaped steel back to back to have an inverted T-shaped cross section. The skid 26 is coupled to the skid 26. A reinforcing plate 22 joined to the inner edge of the frame plate 21 by butt welding is superimposed on the skid 26, and together with a floor plate 22a made of wood superimposed on the upper side of the reinforcing plate 22, a tapping screw is attached. 3
4 to the skid 26. Skidded 2
6 is provided with a stepped notch 27, and the notch 2
A box-shaped reinforcing plate 7 made of a metal plate is connected by a tapping screw 33.

The engaging member 5 that locks the side plate 2 to the waist plate 25 shown in FIG. 1 is constructed as shown in FIGS. 7 and 8. That is, as shown in FIG. 8, an L-shaped engaging member 5 is welded onto a flat bracket or backing plate 8. A flat contact plate 8 is superimposed on the inner surface of the side plate 2, a contact plate 7 is applied to the outer surface of the side plate 2, and a bolt 9 passing through the side plate 2, the contact plate 8, and the contact plate 7 is fixed by tightening a nut. In this way, the pin portion 5a of the engaging member 5 is projected horizontally and parallel to the inner surface of the side plate 2. On the other hand, wainscot 2
A tube 35 having a rectangular cross section is connected to the inner surface of the tube 5 by welding, and the pin portion 5a is inserted through the tube 35.

When actually assembling side plate B to bottom frame A,
If the lower edge of the side plate 2 is placed on the frame plate 20 and slid in the protruding direction of the pin portion 5a of the engaging member 5, and the pin portion 5a is inserted into the tube 35 of the waist plate 25, the side plate 2 will be attached to the bottom frame. It is assembled to A so that it does not fall over.

10 to 14 are sectional views showing details of the lid C. As shown in FIG. 10, a top plate 50 made of a plywood board is superimposed on the horizontal wall surfaces of frame plates 44 and 45 made of L-shaped steel, and is connected with bolts 46. As shown in FIGS. 11 and 12, a reinforcing member 43 made of shaped steel having a rectangular cross section is superimposed on the top plate 50, and is attached to the frame plate together with the top plate 50 by bolts 46.
5. In order to fasten a nut to the bolt 46, the reinforcing member 43 is provided with a tool insertion hole 43. The connecting portion between the top plate 50 and the reinforcing member 42 with respect to the frame plate 44 (FIG. 2) is similarly constructed.

As shown in FIGS. 13 and 14, the frame plate 45 of the lid C
A hole 49 is provided in the side wall of the frame plate 45, and a tube 48 arranged coaxially with the hole 49 is joined to the inner surface of the frame plate 45 by welding. The inner end of the cylinder 48 is closed by a lid 52. In reality, the tube 48 is welded to the rectangular seat plate 51 in advance, and the part where the top plate 50 is removed is the seat plate 51.
1 is directly stacked on the frame plate 45 and connected by welding. By inserting the lifting rod 60 into the cylinder 48 from the front and rear directions of the lid C and pulling it up, the lid C can be lifted from the side frame B.

Next, the operation of the sectional container according to the present invention will be explained. As shown in FIG. 1, a pair of end plates 12 and side plates 2 are vertically disposed on the frame plates 21 and 20 constituting the bottom frame A along the waist plates 24 and 25, respectively.
In addition, the side plate 2 is locked to the waist plate 25 by the engaging member 5 so as not to fall. The assembly of the bottom frame A and the side frame B is completed by fastening the side plate 2 to the connecting plate 6, which is coupled to the end plate 12 together with the pillar 3, with bolts.

Next, the lid C shown in FIG.
overlap the end plate 12 so as to engage with the end plate 12. As a result, the container is assembled, and the parts are stored inside the container via dunnage.

Containers can be stacked by passing forks between the skids 26 and using a forklift truck. If a rope is hung through the stepped notches 27 provided at both ends of the skid 26, it can be lifted up by a crane. The load applied by the containers in the stacked state is supported by skids 26 via pillars 3 at the four corners. The rigidity of the side plate 2 and end plate 12 is maintained by the reinforcing members 4, 14, and the load applied to the reinforcing members 4, 14 is transferred to the waist boards 25, 24 and the bases 28, 1.
9 and is supported by skid 26.

Next, when opening the container and taking out the parts, use the notch 15 (Fig. 1) as shown in Fig. 13.
Then insert the lifting rods 60 into each cylinder 48 of the lid C, and lift the lid C from the side frame B with two or four people. Next, attach the bolts that fix the side plate 2 to the connecting plate 6.
and remove the end plate 12. In this state, the internal parts of the container can be pulled out forward or backward, but when removing the side plate 2, simply slide the side plate 2 along the frame plate 20 diagonally upward in FIG. Since the pin portion 5a of the engaging member 5 is removed from the cylinder 35 shown in FIG. 7, the side plate 2 can be removed from the bottom frame A.

As shown in FIG. 3, a pair of end plates 12 are placed on top of each other with a pair of side plates 2 in between so that the connecting plate 6 protrudes in the vertical direction, and protrudes outward from the notch 29 of the bottom frame A. It is housed in the bottom frame A so that the Finally, the lid C is fitted to the waist plates 24 and 25.

a waist plate 24 for supporting the end plate 12 and the side plate 2;
25 is integrally formed with the bottom frame A, so that dunnage for accommodating objects of complicated shape can be supported on the wainscot.

Since a rod insertion hole 49 is provided in the frame plate 45 of the lid C, the lid C can be safely pulled up and removed even from a large container.

When returning the container, the disassembled end plate 12 and side plate 2 can be stacked and stored between the bottom frame A and the lid C, and even if the containers are piled up, the load acting on the lid C is absorbed by the waist plates 24 and 25. and a stand 19,2 attached to the wainscot.
Since it is supported by the bottom frame A via 8, there is no deformation damage to each member.

〔Effect of the invention〕

As described above, the present invention provides an upwardly projecting wainscot on the upper periphery of a rectangular bottom frame equipped with a skid, and places the lower edges of a pair of left and right side plates on the bottom frame and presses them against the wainscot. A horizontal pin part parallel to the inner surface of the L-shaped engaging member connected to the inner surface via the contact plate is engaged with a horizontal cylinder connected to the inner surface of the waist board,
Connecting plates with an L-shaped cross section are provided on the left and right edges of a pair of front and rear end plates by providing a notch wider than the height of the side plates in a pair of front and rear waist plates, and bolts on the front and rear edges of a pair of left and right side plates. The upper edges of the side plates and end plates are covered with a shallow box-shaped lid, which provides the following effects.

(a) Since the rectangular bottom frame has a waist plate that protrudes upward from the top periphery, place the side plate on the bottom frame,
And when you press it against the wainscot and move it forward and backward,
The pin portion of the engaging member of the side plate is inserted into the tube of the waist plate, and the side plate is thereby stably connected to the bottom frame without falling, so assembly is easy.

(b) Only one pair of side plates is fixed to the bottom frame by the pin part of the engaging member, and the pair of end plates has an L-shaped cross-section connecting plate and is connected to the pair of side plates by bolts, which improves assembly workability. It has good assembly strength.

(c) Since only the side plates are fixed to the bottom frame and the end plates are joined to the side plates, the end plates and side plates do not fall all at once from the bottom frame when unpacking, allowing for safe work.

(d) Since the front and rear pair of wainscot boards are provided with notches wider than the height of the side plates, the end plates and side plates are connected to the bottom frame so that the connecting plate of the end plate protrudes from the notch to the outside of the bottom frame. Can be stacked on top of each other and does not take up much space when disassembled.

(e) The container can be disassembled and the side plates, end plates, and lid can be stacked on top of the bottom frame, so it is not bulky, and the ship can secure cargo space when returning to the voyage, which helps reduce transportation costs.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of the sectional container according to the present invention with the lid removed; FIG. 2 is a perspective view of the sectional container with the lid omitted;
Figure 3 is a perspective view of the collapsible container with the majority part omitted in its folded state, Figure 4 is a front sectional view showing the assembly structure of the main parts of the bottom frame of the collapsible container, and Figure 5 is the same. FIG. 6 is a side sectional view showing another main part assembly structure, FIG. 7 is a front sectional view showing the locking structure of the side frame to the bottom frame, and FIG. The figure is a side view of the engaging member, Figure 9 is a plan sectional view showing the reinforcing structure of the end plate, Figure 10 is a side sectional view showing the main structure of the lid, and Figure 11 is a side view of other parts of the lid. A side sectional view showing the part,
FIG. 12 is a front sectional view of the same, FIG. 13 is a side sectional view showing other essential parts of the lid, and FIG. 14 is a front sectional view of the same. A: Bottom frame, B: Side frame, C: Lid, 2: Side plate, 3:
Column, 4, 14, 23, 42, 43: Reinforcement material, 5:
Engagement member, 6: Connection plate, 12: End plate, 22: Reinforcement plate, 15: Notch, 20, 21: Frame plate, 22a, 2
3a: Joist, 24, 25: Wainscot, 26: Skid, 29: Notch, 44, 45: Frame board, 48: Tube,
49: Hole, 50: Top plate.

Claims (1)

[Claims] 1. A wainscot that protrudes upward is provided on the upper periphery of a rectangular bottom frame equipped with a skid, and the lower edges of a pair of left and right side plates are placed on the bottom frame and pressed against the wainscot. A horizontal pin part parallel to the inner surface of the combined L-shaped engaging member is engaged with a horizontal cylinder connected to the inner surface of the waist plate, and a notch wider than the height of the side plate is provided in the pair of front and rear waist plates. , Connecting plates with an L-shaped cross section provided on the left and right green parts of the front and rear pair of end plates are connected to the front and rear edges of the left and right pair of side plates with bolts, and shallow box-shaped connecting plates are attached to the upper edges of the side plates and the end plates. An assembly type container characterized by a lid.